SKU: Hi23-3S Categories: , Brand:

HiBoost All Networks Signal Booster Hi23-3S | 5500sqm Coverage

(15 customer reviews)

R39,990


  • Boosts 2G, 3G, 4G LTE & 5G for all SA & cross-border networks
  • Covers up to 5,500sqm – perfect for corporate, hotels, malls
  • Powers 200+ SIM devices – phones, routers, CCTV, card machines
  • Built-in high-power indoor antenna saves time & installation cost
  • Remote monitoring & control via free HiBoost mobile app
  • Real-time LCD shows live signal strength & system status
  • Smart AGC, ALC & MGC stabilize & optimize your signal automatically
  • Fully legal: CE, RoHS, ISO & ICASA certified for safe operation
  • 2-Year Warranty + 15-Day Money-Back Guarantee for peace of mind
  • Free SA-wide delivery – expert after-sales support always available
  • We’re South Africa’s Trusted Telecom Experts – Over 10,500 Happy Customers
  • Expert installations available nationwide for multi-floor DAS systems

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HiBoost Hi23-3S Enterprise Signal Booster | All SA & Cross-Border Networks

signal boosterPowerful Mobile Signal Booster for South Africa’s Elite Properties & Businesses

The HiBoost Hi23-3S is one of the best signal boosters on the market. It is designed to be tough and durable and built to improve mobile phone signal coverage.

In commercial buildings – Hotels, shopping malls, Luxury Homes, Game reserves, Farms, Mines, car park basements, undergrounds, schools, corporate offices , universities & more.

In today’s world, poor mobile signal damages business and disrupts lives. Whether you manage a luxury hotel, corporate complex, or private estate, reliable network signal coverage is critical. The HiBoost Hi23-3S Signal Booster solves this problem instantly.

This enterprise-grade signal booster strengthens 2G, 3G, 4G LTE, and 5G signals across Vodacom, MTN, Cell C, Rain, Telkom, and cross-border networks in Botswana, Namibia, Zambia, Zimbabwe, Mozambique & beyond. Built for properties up to 5,500 square metres, it ensures stable communication across every device.

Ideal for luxury homes, high-end hotels, large warehouses, and busy commercial properties, this signal booster powers clear calls and fast data for up to 200 simultaneous users.

Please note that for multi-room/floor connections purchase of additional accessories will be required.

Key Benefits & Functions

  • Boost All Networks In South Africa & Beyond (Vodacom, MTN, Telkom, Cell C, Rain, BTC, Mascom, Orange & More
  • Coverage: up to 5500 sqm
  • Remote control via a free mobile app
  • Kit with outdoor directional antenna and cable
  • Real-time LCD display tracks signal strength and operating status
  • Smart AGC, ALC & MGC functions
  • 2 Year Warranty
  • 15 Days Money Back Assurance
  • 200 Simultaneous users

Why This Signal Booster Is The Right Investment

  • Boosts 2G, 3G, LTE 4G, & 5G mobile signal for all major networks
  • Powers up to 200 sim-enabled devices — smartphones, wifi routers, CCTV cameras, credit card machines, dongles, IoTs etc
  • Optimised for 900/1800/2100 MHz frequencies, covering South Africa and Beyond
  • Features built-in high-power indoor antenna for at least 2 to 3 open plan rooms with thin walls
  • CE, RoHS, ISO & ICASA approved for legal, safe operation

Smart Signal Booster Technology

The Hi23-3S Signal Booster offers more than raw power. With its “Signal Supervisor” app, you manage performance from your phone. Adjust gain, monitor signal quality, and switch your system on or off — anytime, anywhere within bluetooth distance.

Built-in LCD displays simplify installation and diagnostics. Whether identifying signal strength or checking for faults, the system helps you maintain maximum performance effortlessly.

Its integrated high-gain indoor antenna reduces visible equipment. You keep your ceilings clear while saving installation time.

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Your Complete Signal Booster Kit Includes:

  • HiBoost Hi23-3S Enterprise Signal Booster

  • Outdoor Directional Antenna

  • 15 Metre Low Loss Coaxial Cable

  • AC/DC Power Supply

  • Quick Installation Guide

Smart LCD Functions:

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Professional Installation Available Nationwide

While this signal booster is designed for DIY installation, WaveBoosters offers professional setup services across South Africa — ensuring optimal performance.

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Important Note: For large properties such as multi-storey corporate offices, hotels, shopping centres, and underground areas like basements and parking garages, you will require a Distributed Antenna System (DAS) to distribute boosted signal effectively across multiple floors and hard-to-reach zones. The HiBoost Hi23-3S signal booster is fully compatible with DAS setups, enabling improved signal distribution via multiple indoor antennas. For expert guidance on DAS design, multi-room setups, or professional installation, please contact our Technical Support Team—our specialists are ready to assist.

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signal booster

Certifications

All our product are officially certified for compliance with the international and European safety, quality and health regulations in the accredited test laboratories. See certs below: ICASA Approved, CE, RoHs and ISO 9001-2008.

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Why Choose WaveBoosters.co.za?

At WaveBoosters, we specialise in premium signal booster systems for South Africa’s most exclusive clients. Our boosters eliminate weak signal in the country’s wealthiest suburbs and beyond, delivering reliable connectivity every day.

Order Today For Instant Signal Solutions Improvement.

With free delivery throughout South Africa, backed by expert support, the HiBoost Hi23-3S Signal Booster gives you peace of mind — and the high-speed mobile connection your property deserves.

Coverage Area 5500 m²
Application Commercial Building
Network Type Calls, 3G / UMTS, 4G / LTE
Frequency  900 MHz (GSM/EGSM), 1800 MHz (DCS/LTE), 2100 MHz (3G/WCDMA),
Frequency Range 832~862MHz (Uplink) 791~821MHz (Downlink), 880~915MHz (Uplink) 925~960MHz (Downlink), 1710~1785MHz (Uplink) 1805~1880MHz (Downlink), 1920~1980MHz (Uplink) 2110~2170MHz (Downlink), 2500~2570MHz (Uplink) 2620~2690MHz (Downlink)
Number Of Bands Three Band
Max. Gain 70dB (Uplink) – 75dB (Downlink)
MGC (Step Attenuation) ≥ 31dB / 1 dB step, dip switch control
Intelligent AGC (ALC / ISO) ≥42 dB / ≥42 dB
Gain Flatness Typical ≤5 dB (P-P)
Noise Figure @ Max. System Gain Typical ≤5 dB
V.S.W.R Typical ≤2
Group Delay ≤ 1 μs
Frequency Stability ≤0.01 ppm
Power Supply Input AC100~240V.50/60Hz, Output DC12V/7A
Power Consumption ≤24W
Input & Output Impedance 50 ohm
LCD Display Frequency, Gain, Output Power, ALC, ISO, etc.
Indication LEDs No
I /O Port Type N-Female
Dimensions 220*280*55 mm / 8.7*11*2.2 inch
Booster Weight 3.6 kg
Booster Weight with KIT 5.33 kg
Operating Temperature -10ºC~+55ºC
Storage Temperature -10ºC~+80ºC
Relative Humidity 5% – 95%
Barometric Pressure 55 kPa -106 kPa
Environment Conditions IP40

Weight 5.33 kg
Dimensions 22 × 28 × 55 cm

15 reviews for HiBoost All Networks Signal Booster Hi23-3S | 5500sqm Coverage

  1. Jason Lebese
    5 out of 5

    :

    Our shopping mall struggled with poor mobile reception. This signal booster fixed it completely. Shoppers and staff now have strong coverage.

  2. Sipho Dlamini
    5 out of 5

    :

    WaveBoosters gave us solid advice. The Hi23-3S works across 6 floors of our HQ building. The real-time app is a game changer for monitoring.

  3. Emily Khan
    5 out of 5

    :

    This signal booster and extra accessories exceeded expectations. All 200+ devices now run smoothly without any signal drop across our resort. Worth every penny.

  4. Victor Mhlongo
    5 out of 5

    :

    WaveBoosters did the full installation of the Hi23-3S in our container-based site office. The unit’s 100% ICASA compliant, works across all networks, and immediately fixed our signal issues. No nonsense, just expert service and a solid 3 year warranty to back it up.

  5. Adele Botha
    5 out of 5

    :

    Living rurally, I was stuck with one bar on my phone. Ordered the Hi23-3S and had it the next day—Courier Guy is fast. Their support team walked me through the DIY setup with patience. Calls and data are smooth now. Worth every cent.

  6. Fatima Essop
    5 out of 5

    :

    Fast delivery. Professional support. Signal in our luxury guest rooms and spa is now full bars with high-speed LTE 4G and 5G data. Highly recommend.

  7. Clinton Daniels
    5 out of 5

    :

    We needed a reliable, network-wide booster for our growing logistics office. The Hi23-3S delivered strong, consistent signal for phones, routers, and devices across the floor. WaveBoosters installed it neatly, explained the system clearly, and offered real after-sales support. Top professionals.

  8. Hendrik Van Rensburg
    5 out of 5

    :

    We operate in a rural mining region where signal is non-existent. The Hi23-3S solved our connectivity issues across multiple large buildings.

  9. Mark Peterson
    5 out of 5

    :

    We installed the Hi23-3S in our 5-floor corporate offices in Sandton. Outstanding signal improvement across all departments. Excellent investment.

  10. Charmaine van Zyl
    5 out of 5

    :

    I ordered the Hi23-3S for our remote game lodge and was amazed by the fast Courier Guy delivery. Their team was on WhatsApp helping me install it myself with ease. Calls, credit card machine, router—all working like a charm. And no subscriptions or hidden costs.

  11. Bennie Marais
    5 out of 5

    :

    WaveBoosters delivered the Hi23-3S fast and free delivery via Courier Guy. Their tech team helped me step-by-step with the DIY setup on my farm workshop. I now get stable 3G & LTE 4G across all my SIM-enabled devices—cellphones all networks, wifi router, even my camera system. Proper support and a legit 3-year warranty sealed the deal.

  12. Kuda Ncube
    5 out of 5

    :

    Excellent cross-border solution. Our warehouse and offices in Zimbabwe now enjoy stable 4G and 5G data throughout, even during peak hours.

  13. Claire Naidoo
    5 out of 5

    :

    Luxury demands perfect service. This booster gave our villa estate 5G data in every corner, including the basement gym and parking areas.

  14. Tumelo Dlamini
    5 out of 5

    :

    We run operations from containers on a mine site, and the Hi23-3S gave us reliable signal in an area that used to be a dead zone. WaveBoosters handled the install professionally and explained everything in detail. Their gear is ICASA-approved and works across all networks—game-changer.

  15. Thabo Mokoena
    5 out of 5

    :

    Dropped calls in our hotel conference areas are a thing of the past. This signal booster and its components covers every floor, even the underground parking.

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Free Delivery Over R 100,000. Terms & Conditions Apply Shipping Fee May Still Apply Regardless, Should Order Include Heavy Equipments Such As Cables, Multiple Boosters Or Antennas Returns: Please refer to our Returns Policy page